5665737 has 16 divisors (see below), whose sum is σ = 9418752. Its totient is φ = 2943120.

The previous prime is 5665733. The next prime is 5665747. The reversal of 5665737 is 7375665.

It is not a de Polignac number, because 5665737 - 2² = 5665733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5665695 and 5665704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5665733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12033 + ... + 12494.

It is an arithmetic number, because the mean of its divisors is an integer number (588672).

Almost surely, 2^5665737 is an apocalyptic number.

It is an amenable number.

5665737 is a deficient number, since it is larger than the sum of its proper divisors (3753015).

5665737 is a wasteful number, since it uses less digits than its factorization.

5665737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24548.

The product of its digits is 132300, while the sum is 39.

The square root of 5665737 is about 2380.2808657803. The cubic root of 5665737 is about 178.2729578910.

It can be divided in two parts, 566573 and 7, that added together give a triangular number (566580 = T₁₀₆₄).

The spelling of 5665737 in words is "five million, six hundred sixty-five thousand, seven hundred thirty-seven".